Socket & See SP 200 Professional Proving Unit

A professional, compact, proving unit which is the first proving unit to generate AC waveform for a true test.

• Test two pole volt testers including multimeters and test lamps
• The first proving unit to generate AC waveform for a true test
• Compact design encourages routine safety checks
• Automatic test function to conserve batteries
• Step voltage LEDs indicate voltage being generated 50-100-230-400-690V
• Low battery indication gives ample warning to replace batteries
• Comes with 6 AA batteries